The Geekvape ZEUS RTA is a cool device, which is preferred by RTA enthusiasts from beginners to seasoned vapers. The Geekvape ZEUS RTA can accommodate both 510 and 810 drip tip for good performance. Adding to the convenience and the ease of use of the Geekvape ZEUS RTA is its simplified refill system, and you only unscrew the top cap and then fill e-juice into the tank. What set this RTA apart from others is its enhanced top air, which can considerably reduce the possibilities of leakage and produce pure and comfortable experience. Moreover, Geekvape ZEUS RTA is furnished with a 3D airflow, meaning the air can enter the reservoir from its both sides and bottom, and it can contribute to the smooth puff experience to some extent. Aside from this feature, this 4 ml RTA has a gold-plated pin at its bottom, offering unparallel electrical conductivity and supporting overall performance. With 25mm in its diameter, the Geekvape ZEUS RTA is a good choice for GeekVape Athena Mechanical Squonk Mod, and the combination of them will give you unexpected surprise.